Patents by Inventor Mark T. Meyering
Mark T. Meyering has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20220110277Abstract: Systems, apparatus, methods, and articles of manufacture for hydroponics systems are described. In one embodiment, a containment vessel is provided with a removable cover and/or a separable weir.Type: ApplicationFiled: October 13, 2021Publication date: April 14, 2022Inventors: Mark T. Meyering, Laurence W. Bassett, Denise Fudge, Dan Tenney
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Patent number: 10112153Abstract: Provided are thin film composite membrane structures comprising: a selective membrane layer for ion rejection attached to a support layer, the support layer comprising a multi-zone microfiltration membrane comprising: a porous support material; and at least two microfiltration zones, where a first zone comprises a first membrane and a second zone that is attached to the first zone and that coats at least a portion of the porous support material. Thin film composite membrane structures may be provided in reverse osmosis systems or nanofiltration systems. Also, thin film composite membrane structures may be provided in direct osmotic concentration systems, forward osmosis systems, or pressure retarded osmosis systems.Type: GrantFiled: March 15, 2013Date of Patent: October 30, 2018Assignees: 3M Innovative Properties Company, University of ConnecticutInventors: Jeffrey R. McCutcheon, Thomas J. Hamlin, Mark T. Meyering, Liwei Huang
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Publication number: 20150060364Abstract: Provided are thin film composite membrane structures comprising: a selective membrane layer for ion rejection attached to a support layer, the support layer comprising a multi-zone microfiltration membrane comprising: a porous support material; and at least two microfiltration zones, where a first zone comprises a first membrane and a second zone that is attached to the first zone and that coats at least a portion of the porous support material. Thin film composite membrane structures may be provided in reverse osmosis systems or nanofiltration systems. Also, thin film composite membrane structures may be provided in direct osmotic concentration systems, forward osmosis systems, or pressure retarded osmosis systems.Type: ApplicationFiled: March 15, 2013Publication date: March 5, 2015Inventors: Jeffrey R. McCutcheon, Thomas J. Hamlin, Mark T. Meyering, Liwei Huang
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Patent number: 8453849Abstract: Provided are an anti-microbial matrix and filtration systems containing the same. The matrix comprises a surface-modified inorganic component and a polymeric binder comprising particles having an irregular, convoluted surface. The surface-modified inorganic component comprises a reaction product of an anti-microbial component and an inorganic component. The anti-microbial component comprises a quaternary ammonium salt containing an epoxide group. A covalent bond is, for example, between the quaternary ammonium cation and a hydroxyl group of the inorganic component. The quaternary ammonium salt can be poly(methyldiallylamine epichlorohydrin). Further, the quaternary ammonium salt can have the formula according to I: (Formula I), wherein n is in the range of 5 to 24. The inorganic component can be diatomaceous earth. The polymeric binder can comprise ultra high molecular weight polyethylene (UHMW PE). Methods of making and using the same are also provided.Type: GrantFiled: November 25, 2008Date of Patent: June 4, 2013Assignee: 3M Innovative Properties CompanyInventors: Thomas J. Hamlin, Mark T. Meyering, Hemang R. Patel, Derek A. Daigle, Robert A. Governal, Rebecca A. Lucht, Keith D. Solomon, Eshan B. Yeh
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Publication number: 20110006009Abstract: Provided are an anti-microbial matrix and filtration systems containing the same. The matrix comprises a surface-modified inorganic component and a polymeric binder comprising particles having an irregular, convoluted surface. The surface-modified inorganic component comprises a reaction product of an anti-microbial component and an inorganic component. The anti-microbial component comprises a quaternary ammonium salt containing an epoxide group. A covalent bond is, for example, between the quaternary ammonium cation and a hydroxyl group of the inorganic component. The quaternary ammonium salt can be poly(methyldiallylamine epichlorohydrin). Further, the quaternary ammonium salt can have the formula according to I: (Formula I), wherein n is in the range of 5 to 24. The inorganic component can be diatomaceous earth. The polymeric binder can comprise ultra high molecular weight polyethylene (UHMW PE). Methods of making and using the same are also provided.Type: ApplicationFiled: November 25, 2008Publication date: January 13, 2011Inventors: Thomas J. Hamlin, Mark T. Meyering, Hemang R. Patel, Derek A. Daigle, Robert A. Governal, Rebecca A. Lucht, Keith D. Solomon, Eshan B. Yeh
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Patent number: 6869532Abstract: A microporous membrane comprising a highly electropositive hydrophilic material capable of irreversibly binding one or more nucleic acids, the membrane being useful for isolating, amplifying and detecting nucleic acids is disclosed. Methods of making the membrane and using the membrane for amplifying nucleic acids are also disclosed.Type: GrantFiled: June 4, 2001Date of Patent: March 22, 2005Assignee: CUNO IncorporatedInventors: Todd Edward Arnold, Mark T. Meyering, Richard S. Chesterson
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Patent number: 6776940Abstract: Methods for manufacturing reinforced, three-zone, microporous membrane having a plurality of different possible pore sizes from at least a single mother dope batch, including formulating at least a single mother dope batch, controllably formulating the dope in at least one vessel such that the dope temperature does not exceed a predetermined maximum mixing temperature and is maintained at a temperature lower than the mixing temperature, heating a small portion of the dope to a target temperature corresponding to a specific desired pore size to be formed in at least one zone of the microporous membrane in at least one thermal manipulation apparatus cooling the dope to about room temperature or a temperature which results in a suitable and/or optimal coating viscosity, operatively connecting at least one dope application apparatus is to the at least one thermal manipulation apparatus for transporting the manipulated dope to a dope processing site.Type: GrantFiled: October 23, 2001Date of Patent: August 17, 2004Assignee: Cuno IncorporatedInventors: Mark T. Meyering, Jack H. Vining, C. Thomas Badenhop, Joseph G. Wallace, William R. Kelly
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Publication number: 20030038391Abstract: Systems and methods for processing dope for the manufacture of microporous phase inversion membrane having any one of a plurality of different pore sizes from a single master dope batch is disclosed. The systems and methods include formulating a single master batch of dope preferably maximizing the non-solvent to solvent ratio for a given weight percentage of polymer for use in a microporous phase inversion membrane casting operation to produce phase inversion membranes having one of a plurality of different predetermined pore sizes. The master dope batch is controllably formulated in a vessel such that the temperature of the dope does not exceed a predetermined maximum mixing temperature and is maintained at a relatively low temperature (lower than the mixing temperature) suitable for storage.Type: ApplicationFiled: May 31, 2001Publication date: February 27, 2003Inventors: Mark T. Meyering, William R. Kelly, Joseph G. Wallace
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Patent number: 6513666Abstract: A three zone, reinforced, continuous, geometrically symmetrical microporous membrane including a porous support material encapsulated within a middle zone disposed between an upper zone and a lower zone wherein at least one of the three zones has a pore size at least about twenty (20%) percent different than the pore size of the other two zones is disclosed. Apparatus and methods for fabricating three zone reinforced, continuous, geometrically symmetrical, microporous membrane are also disclosed.Type: GrantFiled: January 17, 2001Date of Patent: February 4, 2003Assignee: Cuno IncorporatedInventors: Mark T Meyering, Jack H. Vining, Jr., C. Thomas Badenhop
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Publication number: 20030006190Abstract: Disclosed herein is a novel multi-layered, composite microporous membrane comprising in at least one layer a highly electropositive hydrophilic material distributed throughout wherein the material is capable of irreversibly binding nucleic acid and, optionally, at least one layer where the material is associated with sequence-specific peptide nucleic acids, permitting the simultaneous or sequential capture, amplification and/or identification of specific nucleic acid sequences of interest. Also disclosed herein are methods of use of the composite membranes of the invention in applications based on the sequence-specific capture and/or amplification and identification of nucleic acid from complex biological samples.Type: ApplicationFiled: June 4, 2002Publication date: January 9, 2003Inventors: Todd Edward Arnold, Mark T. Meyering, Richard S. Chesterson
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Publication number: 20020193457Abstract: A microporous membrane comprising a highly electropositive hydrophilic material capable of irreversibly binding one or more nucleic acids, the membrane being useful for isolating, amplifying and detecting nucleic acids is disclosed. Methods of making the membrane and using the membrane for amplifying nucleic acids are also disclosed.Type: ApplicationFiled: June 4, 2001Publication date: December 19, 2002Inventors: Todd Edward Arnold, Mark T. Meyering, Richard S. Chesterson
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Publication number: 20020130435Abstract: Systems and methods for the manufacture of reinforced, three-zone, microporous phase inversion membrane having any one of a plurality of different possible pore sizes in any of the three zones from at least a single mother dope batch is disclosed. The systems and methods include formulating at least a single mother batch of dope in a vessel preferably maximizing the non-solvent to solvent ratio for a given weight percentage of polymer for use in a microporous phase inversion membrane production operation to produce three-zone phase inversion membranes having one of a plurality of different predetermined pore sizes in any or all of the three zones. The at least one mother dope batch is controllably formulated in at least one vessel such that the temperature of the dope does not exceed a predetermined maximum mixing temperature and is maintained at a relatively low temperature (lower than the mixing temperature) suitable for storage.Type: ApplicationFiled: October 23, 2001Publication date: September 19, 2002Inventors: Mark T. Meyering, Jack H. Vining, C. Thomas Badenhop, Joseph G. Wallace, William R. Kelly
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Publication number: 20020106658Abstract: The present disclosure provides an effective chemical blocking agents for use with nylon membrane suitable for use in immunodiagnostic assays, flow-through assays and nucleic acid detection assays and methods of preparing and using same and to effective chemical blocking agents for treating unreinforced and reinforced nylon membrane and methods for the preparation thereof and the application thereof to unreinforced and reinforced nylon membrane, the chemical blocking agent including an effective amount of alkaline treated casein; an effective amount of polymer; and an effective amount of surfactant.Type: ApplicationFiled: July 6, 2001Publication date: August 8, 2002Inventors: Ian Wells, Ing Ching Lin, Todd E. Arnold, Mark T. Meyering
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Patent number: 6413070Abstract: Systems and methods for the manufacture of reinforced, three-zone, microporous phase inversion membrane having any one of a plurality of different possible pore sizes in any of the three zones from at least a single mother dope batch is disclosed. The systems and methods include formulating at least a single mother batch of dope in a vessel preferably maximizing the non-solvent to solvent ratio for a given weight percentage of polymer for use in a microporous phase inversion membrane production operation to produce three-zone phase inversion membranes having one of a plurality of different predetermined pore sizes in any or all of the three zones. The at least one mother dope batch is controllably formulated in at least one vessel such that the temperature of the dope does not exceed a predetermined maximum mixing temperature and is maintained at a relatively low temperature (lower than the mixing temperature) suitable for storage.Type: GrantFiled: March 9, 2000Date of Patent: July 2, 2002Assignee: Cuno IncorporatedInventors: Mark T. Meyering, William R. Kelly, Jack H. Vining, C. Thomas Baddenhop, Joseph G. Wallace
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Publication number: 20010017280Abstract: A three zone, reinforced, continuous, geometrically symmetrical microporous membrane including a porous support material encapsulated within a middle zone disposed between an upper zone and a lower zone wherein at least one of the three zones has a pore size at least about twenty (20%) percent greater than the pore size of the other two zones is disclosed. Apparatus and methods for fabricating three zone reinforced, continuous, geometrically symmetrical, microporous membrane are also disclosed.Type: ApplicationFiled: January 17, 2001Publication date: August 30, 2001Inventors: Mark T. Meyering, Jack H. Vining, C. Thomas Badenhop
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Patent number: 6280791Abstract: A process for making a reinforced, continuous, geometrically symmetrical microporous filtration membrane comprising a porous support material and a continuous microporous membrane having a middle region disposed between an upper region and a lower region, wherein said support material is embedded within said middle region and said middle region has a pore size at least about 50% greater than the pore size of at least one of said upper region and said lower region.Type: GrantFiled: November 3, 2000Date of Patent: August 28, 2001Assignee: Cuno, Inc.Inventors: Mark T Meyering, Jack H. Vining, Jr., Thomas Badenhop
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Patent number: 6267916Abstract: Systems and methods for processing dope for the manufacture of microporous phase inversion membrane having any one of a plurality of different pore sizes from a single master dope batch is disclosed. The systems and methods include formulating a single master batch of dope preferably maximizing the non-solvent to solvent ratio for a given weight percentage of polymer for use in a microporous phase inversion membrane casting operation to produce phase inversion membranes having one of a plurality of different predetermined pore sizes. The master dope batch is controllably formulated in a vessel such that the temperature of the dope does not exceed a predetermined maximum mixing temperature and is maintained at a relatively low temperature (lower than the mixing temperature) suitable for storage.Type: GrantFiled: October 5, 1999Date of Patent: July 31, 2001Assignee: Cuno, Inc.Inventors: Mark T Meyering, William R. Kelly, Joseph G. Wallace
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Patent number: 6264044Abstract: A three zone, reinforced, continuous, geometrically symmetrical microporous membrane including a porous support material encapsulated within a middle zone disposed between an upper zone and a lower zone wherein at least one of the three zones has a pore size at least about twenty (20%) percent greater than the pore size of the other two zones is disclosed. Apparatus and methods for fabricating three zone reinforced, continuous, geometrically symmetrical, microporous membrane are also disclosed.Type: GrantFiled: March 18, 1998Date of Patent: July 24, 2001Assignee: Cuno, Inc.Inventors: Mark T Meyering, Jack H. Vining, Jr., C. Thomas Badenhop
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Patent number: 6090441Abstract: A process for producing a three zone, reinforced, continuous, geometrically symmetrical microporous membrane including a porous support material encapsulated within a middle zone disposed between an upper zone and a lower zone wherein at least one of the three zones has a pore size at least about twenty (20%) percent greater than the pore size of the other two zones is disclosed. Apparatus for fabricating a three zone, reinforced, continuous, geometrically symmetrical, microporous membrane and the fabricated membrane are also disclosed.Type: GrantFiled: March 18, 1998Date of Patent: July 18, 2000Assignee: Cuno, Inc.Inventors: Jack H. Vining, Jr., Mark T Meyering, C. Thomas Badenhop
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Patent number: 6056529Abstract: Systems for processing dope for the manufacture of microporous phase inversion membrane having any one of a plurality of different pore sizes from a single master dope batch is disclosed. The systems and methods include formulating a single master batch of dope preferably maximizing the non-solvent to solvent ratio for a given weight percentage of polymer for use in a microporous phase inversion membrane casting operation to produce phase inversion membranes having one of a plurality of different predetermined pore sizes. The master dope batch is controllably formulated in a vessel such that the temperature of the dope does not exceed a predetermined maximum mixing temperature and is maintained at a relatively low temperature (lower than the mixing temperature) suitable for storage.Type: GrantFiled: February 11, 1998Date of Patent: May 2, 2000Assignee: Cuno, Inc.Inventors: Mark T Meyering, William R. Kelly, Joseph G. Wallace